2004 INFINITI FX35 Fuse block

AUDIO
AV-7
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Revision: 2004 November 2004 FX35/FX45
AUDIOPFP:28111
System DescriptionAKS00BMM
BASE SYSTEM
Refer to Owner's Manual for audio system operating instructions.
Power is supplied at all times

through 15A fuse (No. 32, located in the fuse and fusible link block)

to audio unit terminal 6

to A/C and AV switch terminal 1 and

to display control unit terminal 1 (with navigation system) or display unit terminal 1 (without navigation sys-
tem).
With the ignition switch in the ACC or ON position, power is supplied

through 10A fuse [No. 6, located in the fuse block (J/B)]

to audio unit terminal 10

to A/C and AV switch terminal 2 and

to display control unit terminal 10 (with navigation system) or display unit terminal 2 (without navigation
system).
Ground is supplied through the case of the audio unit.
Ground is also supplied

to A/C and AV switch terminal 5

to display control unit terminal 3 and 13 (with navigation system)

to display terminal 1 (with navigation system)

to display unit terminal 6 and 15 (without navigation system)

through body ground M35, M45 and M85

to option connector for satellite radio receiver terminal 10

through body ground B210 and B203.
Audio unit, A/C and audio controller are connected by FPC (Flexible Print Circuit).
A/C and audio controller integrates A/C switches and audio switches.
When A/C and audio controller is pushed to audio switch, it sends audio signal to audio unit.
Then audio signals are supplied

through audio unit terminals 1, 2, 3, 4, 13, 14, 15, and 16

to terminals 1 and 2 of front door speaker LH and RH

to terminals 1 and 2 of rear door speaker LH and RH

to terminals 1 and 2 of instrument speaker LH and RH.
When one of audio steering wheel switch is pushed to volume up, seek up, or mode ON, resistance in steering
switch circuit changes depending on which button is pushed.
When one of audio steering wheel switch is pushed to volume down, seek down, or power ON, resistance in
audio steering wheel switch circuit changes depending on which button is pushed.
BOSE SYSTEM
Refer to Owner's Manual for audio system operating instructions.
Power is supplied at all times

through 15A fuse (No. 32, located in the fuse and fusible link block)

to audio unit terminal 6

to woofer terminal 1

to A/C and AV switch terminal 1 and

to display control unit terminal 1 (with navigation system) or display unit terminal 1 (without navigation sys-
tem),

through 20A fuse [No.17, located in the fuse block (J/B)]

to BOSE speaker amp. terminal 1.
With the ignition switch in the ACC or ON position, power is supplied

through 10A fuse [No. 6, located in the fuse block (J/B)]

to audio unit terminal 10

AUDIO ANTENNA
AV-49
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AV
Revision: 2004 November 2004 FX35/FX45
AUDIO ANTENNAPFP:28200
System DescriptionAKS007WE
With the ignition switch in ACC or ON, power is supplied

through 10A fuse [No. 6, located in the fuse block (J/B)]

to audio unit terminal 10.
Ground is supplied through the case of the antenna amp.
When the radio switch is turned ON, antenna signal is supplied

through audio unit terminal 5

to the antenna amp.
Then the antenna amp. is activated.
The amplified radio signals are supplied to the audio unit through the antenna amp.

INTEGRATED DISPLAY SYSTEM
AV-55
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Revision: 2004 November 2004 FX35/FX45
INTEGRATED DISPLAY SYSTEMPFP:28090
System DescriptionAKS00BO5
A/C AND AV SWITCH SYSTEM
Refer to Owner′s Manual for A/C and AV switch operating instructions.
Using the A/C and AV switch at the center of the instrument panel, the controls of the following systems are
centralized:

Integrated display system (Drive computer, setting screen, etc.)

Auto A/C system

Audio system
PRECAUTION OF LCD MONITOR

In order to use LED for backlight of a display, by in car temperature, brightness may change. In low tem-
perature, the refreshing rate of the picture also becomes low because of the low response of the LCD
monitor. When passenger room becomes warm, however, the LCD recovers the normal display.

Backlight sometimes flickers or darkens according to the total consumption hours and the number of times
switched ON and OFF. In this case, display unit should be replaced. (Exchange only of backlight is impos-
sible.)
POWER SUPPLY AND GROUND
Power is supplied at all times

through 15A fuse (No. 32, located in fuse and fusible link box)

to display unit terminal 1, and

to A/C and AV switch terminal 1.
When ignition switch is in ACC or ON position, power is supplied

through 10A fuse [No. 6, located in fuse block (J/B)]

to display unit terminal 2, and

to A/C and AV switch terminal 2.
When ignition switch is in ON or START position, power is supplied

through 10A fuse [No. 12, located in fuse block (J/B)]

to display unit terminal 3.
Ground is supplied

to display unit terminals 6 and 15, and

to A/C and AV switch terminal 5

through body grounds M35, M45 and M85.

AV-184
INFINITI MOBILE ENTERTAINMENT SYSTEM
Revision: 2004 November 2004 FX35/FX45
INFINITI MOBILE ENTERTAINMENT SYSTEMPFP:28184
System DescriptionAKS00BOU
Refer to Owner's Manual for mobile entertainment system operating instructions.
Power is supplied at all times

through 15A fuse (No. 32, located in the fuse and fusible link block)

to DVD player terminal 16

through DVD player terminals 31 and 32

to DVD display terminals 15 and 16.
With the ignition switch in the ACC or ON position, power is supplied

through 10A fuse [No. 6, located in the fuse block (J/B)]

to DVD player terminal 15

through DVD player terminal 21

to DVD display terminal 5.
Ground is supplied

to DVD player terminal 22

through body ground B15 and B45

to DVD player terminals 19, 27

through DVD display terminals 6, 10 and 12.
When DVD player power switch is ON, power is supplied

through DVD player terminal 9

to audio unit terminal 38

through audio unit terminal 40

to DVD player terminal 11.
When DVD player power switch is ON, DVD sound signals are supplied

through DVD player terminals 17, 18, and 20

to DVD display terminals 1, 2 and 4.
DVD sound can be heard by the head phone.
When rear AV switch is ON, audio signals are supplied

through DVD player terminals 1, 2, 3, and 4

to audio unit terminals 37, 39, 42, and 43.
DVD sound can be heard from the speaker.
When DVD player power switch is ON, video signals are supplied

through DVD player terminals 23 and 24

to DVD display terminals 7 and 8.
When remote controller is operated, operation signals are supplied

through DVD display terminal 14

to DVD player terminal 30

through DVD player terminal 29

to DVD display terminal 13.

BCM (BODY CONTROL MODULE)
BCS-15
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BCS
Revision: 2004 November 2004 FX35/FX45
Removal and Installation of BCMAKS0058E
REMOVAL
1. Remove the dash side finisher (LH). Refer to EI-37, "BODY
SIDE TRIM" in “EI Exterior/Interior.”
2. Disconnect BCM connector.
3. Remove bracket mounting screws (3) to remove BCM and fuse
block with bracket.
4. Raise the pawl of fuse block and remove bracket from fuse block
to remove BCM.
INSTALLATION
Install in the reverse order of removal.
NOTE:
When replacing BCM perform initialization of NATS system and registration of all NATS ignition key IDs.
SKIA4964E
SKIA4965E

POWER DOOR LOCK SYSTEM
BL-23
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Revision: 2004 November 2004 FX35/FX45
Component Parts and Harness Connector LocationAIS004LO
System DescriptionAIS004LP
Power is supplied at all times

to BCM terminal 55

through 50A fusible link (letter M , located in the fuse and fusible link box).

to BCM terminal 42

thought 15A fuse [No. 22, located in the fuse block (J/B)]

to key switch terminal 2 (without intelligent key system)

thought 15A fuse [No. 22, located in the fuse block (J/B)]

to key switch and ignition knob switch terminal 3 (with intelligent key system)

thought 15A fuse [No. 22, located in the fuse block (J/B)].
When key switch is ON (key is inserted in ignition key cylinder), power is supplied

to BCM terminal 37

through key switch terminal 1 (without intelligent key system) or 4 (with intelligent key system).
When the door is locked or unlocked with power window main switch (door lock and unlock switch), ground is
supplied

to CPU of power window main switch

through power window main switch (door lock and unlock switch) terminal 17

through grounds M35, M45 and M85.
Then power window main switch (door lock and unlock switch) operation signal is supplied.

to BCM terminal 22

through power window main switch terminal 14.
When the door is locked or unlocked with front power window switch (passenger side) (door lock and unlock
switch), ground is supplied

to CPU of front power window switch (passenger side)

through front power window switch (passenger side) (door lock and unlock switch) terminal 11

through grounds M35, M45 and M85.
Then front power window switch (passenger side) (door lock and unlock switch) operation signal is supplied

to BCM terminal 22

through front power window switch (passenger side) terminal 16.
When the door is locked with front door key cylinder switch, ground is supplied

to power window main switch terminal 4

through key cylinder switch terminals 1 and 5

through grounds M35, M45 and M85.
PIIA6412E

BL-38
POWER DOOR LOCK SYSTEM
Revision: 2004 November 2004 FX35/FX45
Preliminary CheckAIS004LY
FUSE AND FUSIBLE LINK CHECK
1. FUSE INSPECTION
Check the following fuse and fusible link.
NOTE:
Refer to BL-22, "
Component Parts and Harness Connector Location" .
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse, refer to PG-
3, "POWER SUPPLY ROUTING CIRCUIT" .
2. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connectors.
3. Check voltage between BCM connectors M4 terminals 42, 55
and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace BCM power supply circuit.
3. CHECK GROUND CIRCUIT
Check continuity between BCM connectors M4 terminals 49, 52 and
ground.
OK or NG
OK >> Power supply and ground circuit are OK.
NG >> Repair or replace BCM ground circuit.
Unit Signal name No, Location
BCMBattery power supply 22 (15A) Fuse block (J/B)
Battery power supply M (50A) Fuse and fusible link box
BCM – Ground
42 (L/R) – Ground : Battery voltage
55 (G) – Ground : Battery voltage
PIIA6374E
BCM – Ground
49 (B) – Ground : Continuity should exist.
52 (B) – Ground : Continuity should exist.
ConnectorTerminals
(Wire color)
Continuity
(+) (–)
M449 (B)
Ground Yes
52 (B)
PIIA6375E

POWER DOOR LOCK SYSTEM
BL-47
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Revision: 2004 November 2004 FX35/FX45
2. CHECK KEY SWITCH (WITH INTELLIGENT KEY)
1. Disconnect key switch and ignition knob switch connector.
2. Check continuity between key switch and ignition knob switch
terminals 3 and 4.
OK or NG
OK >> Check the following.

15A fuse (No. 22, located in fuse and fusible link block)

Harness for open or short between key switch and fuse

Harness for open or short between BCM and key switch
NG >> Replace key switch.
3. CHECK KEY SWITCH (WITHOUT INTELLIGENT KEY)
1. Disconnect key switch connector.
2. Check continuity between key switch terminals 1 and 2.
OK or NG
OK >> Check the following.

15A fuse [No. 22, located in fuse block (J/B)]

Harness for open or short between key switch and fuse

Harness for open or short between BCM and key switch
NG >> Replace key switch.
Condition of key switch Continuity
Key switch is “ON”. (Key is inserted in IGN key cylinder.) Yes
Key switch is “OFF”. (Key is removed from IGN key cylinder.) No
PIIA6140E
Condition of key switch Continuity
Key switch is “ON”. (Key is inserted in IGN key cylinder.) Yes
Key switch is “OFF”. (Key is removed from IGN key cylinder.) No
PIIA2627E